Toshiba STRATA CTX100 Installation And Maintenance Manual page 37

Digital business telephone systems
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BDKU
8 Digital Telephone Circuits and
BDKU/BDKS
16 Digital Telephone Circuits
ADKU
8 Digital Telephone Circuits (max).
(CTX100 only)
4
PDKU2
8 Digital Telephone Circuits
4
RDSU
4 Digital Telephone Circuits
2 Standard Telephone Circuits
RSTS
(Option PCB)
2 Standard
Telephone
Circuits
iES32
4~32 Voice Mail
Circuits
(Programmable)
IVP8
2~8 Voice Mail
Circuits
(Programmable)
RSTU3
8 Standard
Telephone Circuits
RBSU
2B+1D/Circuit
(2-NT Circuits)
RBUU
2B+1D/Circuit
(2-LT Circuits)
5412
1. Customer-supplied equipment.
2. RSTU2 or above is required for standard telephone message
waiting lamp.
3. U, S, T, R are ISDN reference model termination points.
4. PDKU and RDSU should only be used for 2000-series digital
telephones. They do not support all of the 3000-series digital telephone
features, including LCD. The PDKU also does not support BPCI, BATI
and the CTX Attendant Console.
Figure 1-8
CTX100 and CTX670 Station Side Functional Block Diagram
Strata CTX I&M
10/02
Digital Telephone
with BPCI-DI
1 Pair Modular Cord
R48S
(Option PCB,
RDSU/RSTU3
Only) -48 Volt
Loop Supply
VM Ports
1-pair Modular Cords
R48S
DPFT
(Option PCB,
RDSU/RSTU3
Only) -48 Volt
Loop Supply
RBSS
2B+1D/Circuit
(2-NT Circuits)
RBUS
2B+1D/Circuit
(2-LT Circuits)
Digital Telephone (DKT)
Cordless DKT
Mode
Page
Scroll
Feature
and Add-on Module
Msg
Spdial
Vol
Mic
Redial
Spkr
Cnf/Trn
Hold
Connects audio path to Attd Console
BATI
4
See
Figure
Handset
Mode
Page
Scroll
Feature
4
TAPI PC
Msg
Spdial
Vol
Mic
Redial
RS-232 Cable
Spkr
Cnf/Trn
Hold
Transformer
Music
on-hold
source
(up to 8)
Mode
Page
Scroll
Feature
Msg
Spdial
Vol
Mic
Redial
Spkr
Cnf/Trn
Hold
Stratagy ES
Voice Mail
For SMDI connection,
see
Figure
1-6.
RS-232 Cables
Modem
1
Fax
Power Failure
Transfer Unit
Secondary
Protector
3
3
S
R
TA
3
S
ISDN
Telephone
3
(TE-1, S-Type)
U
3
ISDN
U
Telephone
(TE-1, U-Type)
Modular Jacks
Main Distribution Frame (MDF)
Strata CTX Configuration
Functional Block Diagrams
Digital Single Line
1-6.
Telephone (DKT)
1
DDCB
MDFB
Door Phones and
Lock Controls
Mode
Page
Scroll
Feature
Digital Telephone
Msg
Spdial
with DSS Console
Vol
Mic
Redial
Spkr
Cnf/Trn
Hold
Digital
Telephone
Standard
Telephone
1
PC
Power Failure
1
Standard Telephone (8 max.)
1
Off-premises Station
PC
COM Port
1
PC with
Video Card
(TE-1, U-Type)
1
1-21

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